HappyHorse 1.1 Video Generation

curl --request POST \
  --url https://toapis.com/v1/videos/generations \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "<string>",
  "action": "<string>",
  "prompt": "<string>",
  "image_urls": [
    "<string>"
  ],
  "reference_images": [
    "<string>"
  ],
  "url": "<string>",
  "audio_setting": "<string>",
  "duration": 123,
  "resolution": "<string>",
  "aspect_ratio": "<string>",
  "seed": 123,
  "watermark": true
}
'

import requests

url = "https://toapis.com/v1/videos/generations"

payload = {
    "model": "<string>",
    "action": "<string>",
    "prompt": "<string>",
    "image_urls": ["<string>"],
    "reference_images": ["<string>"],
    "url": "<string>",
    "audio_setting": "<string>",
    "duration": 123,
    "resolution": "<string>",
    "aspect_ratio": "<string>",
    "seed": 123,
    "watermark": True
}
headers = {
    "Authorization": "<authorization>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<authorization>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    model: '<string>',
    action: '<string>',
    prompt: '<string>',
    image_urls: ['<string>'],
    reference_images: ['<string>'],
    url: '<string>',
    audio_setting: '<string>',
    duration: 123,
    resolution: '<string>',
    aspect_ratio: '<string>',
    seed: 123,
    watermark: true
  })
};

fetch('https://toapis.com/v1/videos/generations', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://toapis.com/v1/videos/generations",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'model' => '<string>',
    'action' => '<string>',
    'prompt' => '<string>',
    'image_urls' => [
        '<string>'
    ],
    'reference_images' => [
        '<string>'
    ],
    'url' => '<string>',
    'audio_setting' => '<string>',
    'duration' => 123,
    'resolution' => '<string>',
    'aspect_ratio' => '<string>',
    'seed' => 123,
    'watermark' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://toapis.com/v1/videos/generations"

	payload := strings.NewReader("{\n  \"model\": \"<string>\",\n  \"action\": \"<string>\",\n  \"prompt\": \"<string>\",\n  \"image_urls\": [\n    \"<string>\"\n  ],\n  \"reference_images\": [\n    \"<string>\"\n  ],\n  \"url\": \"<string>\",\n  \"audio_setting\": \"<string>\",\n  \"duration\": 123,\n  \"resolution\": \"<string>\",\n  \"aspect_ratio\": \"<string>\",\n  \"seed\": 123,\n  \"watermark\": true\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<authorization>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://toapis.com/v1/videos/generations")
  .header("Authorization", "<authorization>")
  .header("Content-Type", "application/json")
  .body("{\n  \"model\": \"<string>\",\n  \"action\": \"<string>\",\n  \"prompt\": \"<string>\",\n  \"image_urls\": [\n    \"<string>\"\n  ],\n  \"reference_images\": [\n    \"<string>\"\n  ],\n  \"url\": \"<string>\",\n  \"audio_setting\": \"<string>\",\n  \"duration\": 123,\n  \"resolution\": \"<string>\",\n  \"aspect_ratio\": \"<string>\",\n  \"seed\": 123,\n  \"watermark\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://toapis.com/v1/videos/generations")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<authorization>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"model\": \"<string>\",\n  \"action\": \"<string>\",\n  \"prompt\": \"<string>\",\n  \"image_urls\": [\n    \"<string>\"\n  ],\n  \"reference_images\": [\n    \"<string>\"\n  ],\n  \"url\": \"<string>\",\n  \"audio_setting\": \"<string>\",\n  \"duration\": 123,\n  \"resolution\": \"<string>\",\n  \"aspect_ratio\": \"<string>\",\n  \"seed\": 123,\n  \"watermark\": true\n}"

response = http.request(request)
puts response.read_body

POST

videos

generations

HappyHorse 1.1 Video Generation

curl --request POST \
  --url https://toapis.com/v1/videos/generations \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "<string>",
  "action": "<string>",
  "prompt": "<string>",
  "image_urls": [
    "<string>"
  ],
  "reference_images": [
    "<string>"
  ],
  "url": "<string>",
  "audio_setting": "<string>",
  "duration": 123,
  "resolution": "<string>",
  "aspect_ratio": "<string>",
  "seed": 123,
  "watermark": true
}
'

import requests

url = "https://toapis.com/v1/videos/generations"

payload = {
    "model": "<string>",
    "action": "<string>",
    "prompt": "<string>",
    "image_urls": ["<string>"],
    "reference_images": ["<string>"],
    "url": "<string>",
    "audio_setting": "<string>",
    "duration": 123,
    "resolution": "<string>",
    "aspect_ratio": "<string>",
    "seed": 123,
    "watermark": True
}
headers = {
    "Authorization": "<authorization>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: '<authorization>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    model: '<string>',
    action: '<string>',
    prompt: '<string>',
    image_urls: ['<string>'],
    reference_images: ['<string>'],
    url: '<string>',
    audio_setting: '<string>',
    duration: 123,
    resolution: '<string>',
    aspect_ratio: '<string>',
    seed: 123,
    watermark: true
  })
};

fetch('https://toapis.com/v1/videos/generations', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://toapis.com/v1/videos/generations",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'model' => '<string>',
    'action' => '<string>',
    'prompt' => '<string>',
    'image_urls' => [
        '<string>'
    ],
    'reference_images' => [
        '<string>'
    ],
    'url' => '<string>',
    'audio_setting' => '<string>',
    'duration' => 123,
    'resolution' => '<string>',
    'aspect_ratio' => '<string>',
    'seed' => 123,
    'watermark' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: <authorization>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://toapis.com/v1/videos/generations"

	payload := strings.NewReader("{\n  \"model\": \"<string>\",\n  \"action\": \"<string>\",\n  \"prompt\": \"<string>\",\n  \"image_urls\": [\n    \"<string>\"\n  ],\n  \"reference_images\": [\n    \"<string>\"\n  ],\n  \"url\": \"<string>\",\n  \"audio_setting\": \"<string>\",\n  \"duration\": 123,\n  \"resolution\": \"<string>\",\n  \"aspect_ratio\": \"<string>\",\n  \"seed\": 123,\n  \"watermark\": true\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "<authorization>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://toapis.com/v1/videos/generations")
  .header("Authorization", "<authorization>")
  .header("Content-Type", "application/json")
  .body("{\n  \"model\": \"<string>\",\n  \"action\": \"<string>\",\n  \"prompt\": \"<string>\",\n  \"image_urls\": [\n    \"<string>\"\n  ],\n  \"reference_images\": [\n    \"<string>\"\n  ],\n  \"url\": \"<string>\",\n  \"audio_setting\": \"<string>\",\n  \"duration\": 123,\n  \"resolution\": \"<string>\",\n  \"aspect_ratio\": \"<string>\",\n  \"seed\": 123,\n  \"watermark\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://toapis.com/v1/videos/generations")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = '<authorization>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"model\": \"<string>\",\n  \"action\": \"<string>\",\n  \"prompt\": \"<string>\",\n  \"image_urls\": [\n    \"<string>\"\n  ],\n  \"reference_images\": [\n    \"<string>\"\n  ],\n  \"url\": \"<string>\",\n  \"audio_setting\": \"<string>\",\n  \"duration\": 123,\n  \"resolution\": \"<string>\",\n  \"aspect_ratio\": \"<string>\",\n  \"seed\": 123,\n  \"watermark\": true\n}"

response = http.request(request)
puts response.read_body

Public model name: happyhorse-1.1
Use action to choose text-to-video, first-frame image-to-video, reference-to-video, or video editing
If action is omitted, requests with a first-frame image are treated as image-to-video; otherwise they are text-to-video
Async task management through the standard video task status endpoint

Authorizations

string

required

All requests require Bearer Token authentication.

Authorization: Bearer YOUR_API_KEY

Body

string

default:"happyhorse-1.1"

required

Video generation model name. Fixed value: happyhorse-1.1.

string

default:"text-to-video"

Generation mode.Options:

text-to-video
image-to-video
reference-to-video
video-edit

If omitted, the server detects the mode from whether a first-frame image is present.

string

Text prompt for the video.Required for text-to-video, reference-to-video, and video editing. Optional for image-to-video, but recommended for motion and style control.

string[]

First-frame image URL for image-to-video. Only the first image is used.Compatible fields are also accepted: input_reference, images, image, or image_with_roles[{ role: "first_frame" }].Image requirements:

Format: JPEG, JPG, PNG, BMP, WEBP
File size: up to 10MB
Dimensions: at least 300px
Aspect ratio: 1:2.5 to 2.5:1

string[]

Reference image URLs.Required for reference-to-video, with 1 to 9 images. Optional for video-edit, with up to 5 images.

string

Input video URL for video editing. Required when action=video-edit.

string

default:"auto"

Audio control for video editing. Only applies when action=video-edit.Options:

auto
origin

integer

default:5

Video duration in seconds. Valid range: 3 to 15.

string

default:"1080P"

Video resolution.Options:

720P
1080P

string

default:"16:9"

Aspect ratio for text-to-video. Image-to-video uses the first-frame image dimensions.Options:

16:9
9:16
1:1
4:3
3:4

The compatible size field is also accepted.

integer

Random seed for reproducible generation.

boolean

default:true

Whether to add a watermark.

Text-to-Video Example

curl --request POST \
  --url https://toapis.com/v1/videos/generations \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "happyhorse-1.1",
    "action": "text-to-video",
    "prompt": "At night under an urban railway bridge, a graffiti teenager comes alive from a concrete wall and performs a high-energy English rap.",
    "duration": 10,
    "resolution": "1080P",
    "aspect_ratio": "16:9",
    "seed": 42,
    "watermark": true
  }'

Image-to-Video Example

curl --request POST \
  --url https://toapis.com/v1/videos/generations \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "happyhorse-1.1",
    "action": "image-to-video",
    "prompt": "Animate the character naturally while preserving the original visual style.",
    "image_urls": ["https://example.com/first-frame.png"],
    "duration": 5,
    "resolution": "1080P"
  }'

Reference-to-Video Example

curl --request POST \
  --url https://toapis.com/v1/videos/generations \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "happyhorse-1.1",
    "action": "reference-to-video",
    "prompt": "The character from image 1 runs through the scene in image 2, then picks up the prop from image 3. Keep a 3D cartoon style.",
    "reference_images": [
      "https://example.com/image-01.jpg",
      "https://example.com/image-02.png",
      "https://example.com/image-03.jpeg"
    ],
    "duration": 5,
    "resolution": "1080P",
    "aspect_ratio": "16:9",
    "watermark": false
  }'

Video Edit Example

curl --request POST \
  --url https://toapis.com/v1/videos/generations \
  --header "Authorization: Bearer YOUR_API_KEY" \
  --header "Content-Type: application/json" \
  --data '{
    "model": "happyhorse-1.1",
    "action": "video-edit",
    "prompt": "Make the video more cinematic while preserving the subject motion.",
    "url": "https://example.com/input.mp4",
    "reference_images": ["https://example.com/reference.png"],
    "resolution": "1080P",
    "audio_setting": "origin",
    "seed": 42
  }'

Query Task

The submit endpoint returns a task ID. Use the standard video task status endpoint to retrieve the result:

curl --request GET \
  --url https://toapis.com/v1/videos/generations/{task_id} \
  --header "Authorization: Bearer YOUR_API_KEY"

Channel Configuration

HappyHorse uses a DashScope API key. The default upstream base URL is https://dashscope.aliyuncs.com. For the international endpoint, override the channel Base URL in the admin dashboard:

https://dashscope-intl.aliyuncs.com

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Overview

Quick Start

Chat API

Image API

Video API

Task Management

File Uploads

Account

FAQs

HappyHorse 1.1 Video Generation

Authorizations

Body

Text-to-Video Example

Image-to-Video Example

Reference-to-Video Example

Video Edit Example

Query Task

Channel Configuration

​Authorizations

​Body

​Text-to-Video Example

​Image-to-Video Example

​Reference-to-Video Example

​Video Edit Example

​Query Task

​Channel Configuration

Authorizations

Body

Text-to-Video Example

Image-to-Video Example

Reference-to-Video Example

Video Edit Example

Query Task

Channel Configuration